using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace web企业级开发I
{
    public class Startup
    {
        // This method gets called by the runtime. Use this method to add services to the container.
        // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
        public void ConfigureServices(IServiceCollection services)
        {

        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            //      是否开发环境
            if (env.IsDevelopment())
            {
                //启用 异常信息页  为了系统安全
                app.UseDeveloperExceptionPage();
            }
            //启用路由
            app.UseRouting();

            //启用终结点 内容
            app.UseEndpoints(endpoints =>
            {
                //配置访问规则
                endpoints.MapGet("/", async context =>
                {
                    //向响应 输出一个字符串 Hello World! 
                    await context.Response.WriteAsync("Hello World! Liudacheng!!!!!! ");

                    //A同学加了一行代码

                    //B同学加了个功能
                });
            });
        }
    }
}
